I think it's just as simple as both article types you identified will exist in the paper. People can read both, just A, just B or neither. Making a superarticle

I think it's just as simple as both article types you identified will exist in the paper. People can read both, just A, just B or neither. Making a superarticle that features both is better for those who read both but far worse for those who read just A or just B.