>>366386245
The games on this list are best bought on the Quest/Rift store as they have crossbuy so you get both standalone and PCVR versions at once.
https://www.oculus.com/experiences/quest/section/2335732183153590/

Outside of those, buying PCVR games from Steam is slightly better than the Rift store as it's usually first for game updates. The choice between the standalone or Rift/Steam version of the game is much harder and depends on the specific game.