You can in some models, but some models aren’t adjustable. If you want to control the handle’s position, get a faucet with 360-degree rotation, like the Yohom Kitchen Faucet. This way, you can place the handle in any position you prefer. If it’s a single handle, the best position is on the right. If you have no place for it, you can put it on the front, but the left side is an inconvenient position.