mm you can add a new view point in the subwindow and set it to scene 2
Code:
import viz
viz.go()
viz.add('panorama.ive')
#Add a new window.
subWindow = viz.addWindow()
#Set the size and position of the window.
subWindow.setSize(1,.1845)
subWindow.setPosition(0,1)
#Add new viewpoint and set it in scene 2
subView = viz.addView()
subView.setScene(2)
subWindow.viewpoint(subView)