What matters is getting the most out of the roster you have.
If we had Pogba, Vidal, pirlo, Sandro, Danilo, Higuain
Sure, go 352 and put dybala more advanced.
However, if you are set-up for 4-2-3-1, you'll obviously go trequartista.
With Xavi's Barcelona, Messi played as a central forward
Imagine that same Barcelona team having pre-injury brazillian ronaldo. Messi would be kicked back into his original RWF position