Drag DVE anchor

Having trouble finding an answer for this... can I drag the anchor of a DVE so that it scales and rotates from that point rather than the default centre?
https://forum.blackmagicdesign.com/
https://forum.blackmagicdesign.com/viewtopic.php?f=22&t=57709
Also, when the view is active, pressing TAB will cycle through the various options (angle, pivot etc)