Moving Framing, how to I handle missing flooring?

I plan to move the framing for this closet, but there will be gaps on the floor with different flooring.

I plan to eventually cover with LVP, should I cover this with thin plywood to make the floor level?

I plan to move the framing for this closet, but there will be gaps on the floor with different flooring.

I plan to eventually cover with LVP, should I cover this with thin plywood to make the floor level?