Yes they can!
Usually the hole you use in the headboard is dictated by how the halyard drops out of the exit sheave. On a previous boat the sheave was quite proud of the mast track and using the forward hole pulled the slugs out of the track.
It's all in the details......
1984 Fast/Nicholson 345 "FastForward"
".. there is much you could do at sea with common sense.. and very little you could do without it.."
Capt G E Ericson (from "The Cruel Sea" by Nicholas Monsarrat)