Installing Titan x and 1080 Ti in same workstation

Can I use GTX Titan x and GTX 1080 Ti together? If Yes, which driver I should install?

Your question was already answered here:

https://devtalk.nvidia.com/default/topic/930455/cuda-setup-and-installation/setting-up-two-different-drivers-for-two-different-graphics-card/post/5212635/#5212635

thank you txbob