Otherwise incompatible mods could work perfectly if you load one before the other.
If you do see a specific load order, the NMM is where you go to make that change. While you’re installing mods, pay attention to warnings about conflicts and load orders. All of the Witcher mods live on Nexus, and the Nexus Mod Manager is the single best way to wrangle all the competing and conflicting changes that mods might be bringing to your game.