You most certainly can!
In fact, Vectorworks can not only do what Sketchup can do (including "Push Pull Modelling") but Vectorworks can do far more than Sketchup! Once you learn to do freeform 3D modelling in Vectorworks, you likely won't be able to go back.
The best way to start learning Freeform 3D modelling in Vectorworks is to work through the Getting Started Guide here.