Great news! The issue has been resolved and I can now use the AoC monitor and SP3 together
The fix was disabling the Selective USB Suspension option under Power Options, as recommended by the DisplayLink website. For those that are also facing the same issue as me and couldn't find this option, I added the option through this site (
http://www.eightforums.com/tutorials...e-suspend.html), re-opened the menu and it was there. Just clicked 'Disable' under Advanced Power Options>USB>Plugged In>Selective Suspension>Disable and my monitor's humming smoothly