11. If I am teleworking, and I have a workplan that has me working less than 100%, can I use this emergency paid sick leave for the balance of my full work shift?

Yes, if the reason you are not able to fill up your full work shift is because reasons #5, below in FAQ #12.
No, if the reason you are not able to fill up your full work shift is because there is not enough work available to fill your entire shift. Then you need to use your leave accruals.