That's great but just pointing out that it is possible does not make it likely.
It means the odds are lower. There's a reason the vast majority of hires are experienced.
Something not being impossible does not make it likely and is not a basis for judging if something will work out.
Someone wins the lottery every couple weeks, but that doesn't mean you are going to.
Its not like these two are some random guy off the street. They have been around football their whole life. One spent over 10 years in the NFL at the greatest learning role there can be back up QB.