Creo Interactive Surface Design (Style) > Views > Active Plane > To Set a View to the Active Plane Orientation
  
To Set a View to the Active Plane Orientation
You can display the model with the active datum plane parallel to the screen.
Click Active Plane Orientation on the Graphics toolbar, or click Style > Active Plane Orientation. Alternatively, right-click the graphics window and choose Active Plane Orientation on the shortcut menu.