Does the Hot socketing feature replace the use power up sequence?
Are they dependent on each other?
Hot socketing refers to the ability to insert or remove a board into or out of a system during system operation without causing undesirable effects to the host system or the cards themselves. It is often also referred to as hot swapping or hot plug-in.
As you mentioned it is dependent on each other. Here is the link for white paper explaied much detailed for the same .