Yes, you can! 190. If you take an action that includes more than one weapon attack, you can break up your movement even further by moving between those attacks.
Can I move between action and bonus action?
No general rule allows you to insert a bonus action between attacks in a single action. You can interrupt a multiple-attack action with a bonus action/reaction only if the trigger of the bonus action/reaction is an attack, rather than the action.
Can two people fight with two weapon fighting?
In reading two weapon fighting in the PHB it simply states that you can use a bonus action to attack with a second weapon without the bonus of your modifier unless it is a negative.
Can a fighter move between two separate attacks?
For example, a fighter who can make two attacks with the Extra Attack feature and who has a speed of 25 feet could move 10 feet, make an attack, move 15 feet, and then attack again. However, Eldritch Blast and Scorching Ray are not weapon attacks, so unlike a Twinned Booming Blade, they would not satisfy the wording of that particular rule.
How does the Extra Attack feature work in combat?
If you take an action that includes more than one weapon attack, you can break up your movement even further by moving between those attacks. For example, a fighter who can make two attacks with the Extra Attack feature and who has a speed of 25 feet could move 10 feet, make an attack, move 15 feet, and then attack again.
Can you move between separate attacks of a spell?
There is no similar section allowing you to move between attacks of an action involving multiple attacks in general. Thus, you cannot use movement between the attacks of the a spell such as eldritch blast.
How to move between separate attacks of a warlock?
Image a high-level warlock Wallis. Wallis casts eldritch blast and attacks a foe with the first beam. This happens to kill the foe. Wallis then moves and happens to enter counterspell range of another caster, who successfully counterspells the eldritch blast.
