Yes, and why bother?
Yes, it has the necessary amps. Just make sure the BTC core is disabled.
But, why bother? If you only have one miner, then steal power from the PSU on a computer. If you have more than one miner, then get a computer PSU to power them all.
I want to sell my GPUs and buy more than one GridSeed,and I can buy in my country charger such like that form amazon link under 1$ per pcs. (charger voltage is stabilized),and this is more profitable from me buy several chargers under 1$ per pcs. than 12V 5A charger or PSU.