Classic odd question about the allied races

so i just unlocked vulpera now im wondering will i be able to play all the past expansions like the wow original campaign-->burning crusade---->wrath of the lich king-->cataclysm etc in order of release or becuase im using a allied race like vulpera it will start me at a later one? via /r/wow https://ift.tt/32Fs5T2