Didn't have that version of SA compendium saved. Those are good grabs. Nice.
I'll drop the actual quote from the SA compendium:
If you use the Help action to distract a foe, do you have to stay within 5 feet of it for the action to work?
No, you can take the action and then move away. The action itself is what grants advantage to your ally, not you staying next to the foe.
I took a swirl around the web and found even newer version of the compendium (v1.14 2016):