With wudu, both calls follow the recommended manner.
Without wudu, adhan remains valid though purity is better; iqamah without wudu is disliked.
While in janabah, adhan itself is disliked because janabah is major ritual impurity.
These are rulings about the call. Prayer validity still depends on the worshipper's own purification.
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Bab al-Adhan: The Adhan, Iqamah and Juristic Rulings
With wudu, both calls follow the recommended manner.
Without wudu, adhan remains valid though purity is better; iqamah without wudu is disliked.
While in janabah, adhan itself is disliked because janabah is major ritual impurity.
These are rulings about the call. Prayer validity still depends on the worshipper's own purification.