Then you should be good and it thoose yellow tips where already in process before you starting cutting of some nutrients.
It was a good call to do so NavNav187.
If you want to be sure that you are doing everything right with feeding, flush them a bit with water ph 5.8-6 and catch up your run off with a plate or something.
If you have a EC/PPM meter, calculate it.
It should be like 1.1-1.4 depending on size plants and what you preff as grower.
Everything above that should be dealt with asap with flushing with water ph 5.8 until you get the right amount of EC(PPM)